poisson distribution poisonwood • poitier · · · Info · Definitions · Characters · · poisson distribution · · Text Common · · Latin · · Scripts 20 · · Length 6 · · Syllables Definitions · · · (noun) a theoretical distribution that is a good approximation to the binomial distribution when the probability is small and the number of trials is large. Synonyms: Poisson distribution. · · Noun Definition 1 Characters · · space U+0020 b latin small letter b U+0062 d latin small letter d U+0064 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075